Energy saving operation of the inverter is represented by comparison with commercial power supply operation. For exampl

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart

The high speed command (multi-speed command) is prioritized over the frequency setting potentiometer. It is OK if these

When an instantaneous power failure occurs and the inverter's bus voltage drops below the standard value, it outputs an

The carrier frequency is initially set to 7 kHz. (When Pr.10 is set to "---", you can set or change the setting using Pr

You can do it by using the optional DIN rail attachment (FR-DU01/02).

The key sheet fixed to the inverter is used for operation. Therefore, the conventional parameter unit cannot be used. (T

You cannot remove the key sheet from products with the key sheet attached as a standard other than the PU operation type

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequen

The following are added to the multi-function product in addition to the standard product: - Input terminal function sel

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FAQ within [ FREQROL-U100 ]

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Energy saving effect of inverter operation

Energy saving operation of the inverter is represented by comparison with commercial power supply operation. 　For example, to control air volume of an air co... More Details >>
- No：21622
- Release Date：2018/08/22 16:28
What happens if reset occurs during operation?

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart process. However, the recent types o... More Details >>
- No：21477
- Release Date：2018/08/22 16:27
Speed setting

The high speed command (multi-speed command) is prioritized over the frequency setting potentiometer. It is OK if these are both input simultaneously. When t... More Details >>
- No：21424
- Release Date：2018/08/22 16:27
Relationship between undervoltage warning and instantaneous power failure

When an instantaneous power failure occurs and the inverter's bus voltage drops below the standard value, it outputs an undervoltage warning and stops its ou... More Details >>
- No：21974
- Release Date：2018/08/22 16:30
Carrier frequency of low-noise series

The carrier frequency is initially set to 7 kHz. (When Pr.10 is set to "---", you can set or change the setting using Pr.72.) Raising the carrier frequency r... More Details >>
- No：21600
- Release Date：2018/08/22 16:28
DIN rail installation

You can do it by using the optional DIN rail attachment (FR-DU01/02). More Details >>
- No：21598
- Release Date：2018/08/22 16:28
Are conventional parameter units still available?

The key sheet fixed to the inverter is used for operation. Therefore, the conventional parameter unit cannot be used. (There is no connector to connect it.)O... More Details >>
- No：21597
- Release Date：2018/08/22 16:28
Key sheet

You cannot remove the key sheet from products with the key sheet attached as a standard other than the PU operation type. When using the parameter unit FR-PU... More Details >>
- No：21596
- Release Date：2018/08/22 16:28
Can I connect a brake resistor?

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequently.) More Details >>
- No：21594
- Release Date：2018/08/22 16:28
Difference between multi-function and standard products

The following are added to the multi-function product in addition to the standard product: - Input terminal function selection (X1 to X3)- Warning NO contact... More Details >>
- No：21592
- Release Date：2018/08/22 16:28

1-10 of Total 16

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